Home / 535,012.99-802,624.40-198,056.23

Finding the Fourth Proportional to 535,012.99, 802,624.40 and 198,056.23

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Solution

The fourth proportional to 535,012.99, 802,624.40 and 198,056.23 is: 297,123.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,012.99 : 802,624.40 = 198,056.23 : x
  2. Step 2: Convert to fraction form
    535,012.99/802,624.40 = 198,056.23/x
  3. Step 3: Cross multiply
    535,012.99x = 802,624.40 × 198,056.23
  4. Step 4: Simplify right side
    535,012.99x = 158,964,762,770.01
  5. Step 5: Solve for x
    x = 158,964,762,770.01/535,012.99
  6. Step 6: Final answer
    x = 297,123.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.